Answer:
all elements have a different atomic number
Explanation:
Atomic number of element does not affect their reactions with others
Answer:
C. The model shows beta decay, whichis not tyoe of nuclear fission
Answer:
I think the answer is A physical property is a characteristic of a substance that can be observed or measured without changing the identity of the substance. Physical properties include color, density, hardness, and melting and boiling points. A chemical property describes the ability of a substance to undergo a specific chemical change.
Explanation:
I hope this helps.